Light string



FIG. 1 is a perspective view of a light string;

FIG. 2 is a front view of the design of FIG. 1;

FIG. 3 is a right side view of the design of FIG. 1;

FIG. 4 is a back view of the design of FIG. 1;

FIG. 5 is a left side view of the design of FIG. 1;

FIG. 6 is a top view of the design of FIG. 1; and,

FIG. 7 is a bottom view of the design of FIG. 1.

The ornamental design which is claimed is shown in solid lines in the drawings. The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

We claim the ornamental design for a light string, as shown and described. 